﻿using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Windows.Data;

namespace WeatherCN_Phone.Infrastructure
{
    public class DayNightVisibilityConverter : IValueConverter
    {
        //根据参数推算出当前这条WeatherInfo信息预报的日期(非发布日期)
        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            Visibility result = Visibility.Collapsed;

            if (value != null)
            {
                if ((string)value == string.Empty)
                    result = System.Windows.Visibility.Collapsed;
                else
                    result = System.Windows.Visibility.Visible;
            }
            else
                result = System.Windows.Visibility.Collapsed;

            if (parameter.ToString() != "First")
            {
                if (result == System.Windows.Visibility.Collapsed)
                    result = Visibility.Visible;
                else
                    result = Visibility.Collapsed;
            }

            return result;
        }

        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }
}
